/* =============================================
   SAPROMAK - Endüstriyel Makine Web Sitesi
   Renkler: Beyaz, Koyu Lacivert, Metalik Gri
   Vurgu: Turkuaz / Mavi
   ============================================= */

:root {
  --navy: #0a1628;
  --navy-light: #1a2744;
  --navy-dark: #060e1a;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --metallic: #6b7280;
  --accent: #0891b2;
  --accent-light: #06b6d4;
  --accent-dark: #0e7490;
  --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.08);
  --shadow-md: 0 4px 20px rgba(10, 22, 40, 0.12);
  --shadow-lg: 0 10px 40px rgba(10, 22, 40, 0.18);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
  --radius: 8px;
  --radius-lg: 12px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- HEADER ---- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: 0 2px 12px rgba(10, 22, 40, 0.04);
  transition: box-shadow var(--transition);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(10, 22, 40, 0.08);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--white);
  letter-spacing: 2px;
}

.logo__icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
}

.header__logo {
  display: flex;
  align-items: center;
}

.logo__img {
  width: 180px;
  height: auto;
  object-fit: contain;
  display: block;
  transition: var(--transition);
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  color: var(--navy);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius);
  position: relative;
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover,
.nav__link.active {
  color: var(--accent);
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--navy);
  transition: var(--transition);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.btn--primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.btn--primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(8, 145, 178, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn--outline:hover {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}

.btn--outline-dark:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 10px 20px;
  font-size: 0.875rem;
}

/* ---- HERO SLIDER ---- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  margin-top: var(--header-height);
  overflow: hidden;
}

.hero__slider {
  position: absolute;
  inset: 0;
}

.hero__video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__video-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.hero__slide.active {
  opacity: 1;
}

.hero__slide img,
.hero__slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 22, 40, 0.12) 0%,
    rgba(10, 22, 40, 0.08) 100%
  );
  z-index: 1;
}

.hero__content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
}

.hero__text {
  max-width: 720px;
  animation: fadeUp 0.8s ease-out;
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero__controls {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 10px;
}

.hero__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
  padding: 0;
}

.hero__dot.active,
.hero__dot:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.hero__arrows {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 24px;
  pointer-events: none;
}

.hero__arrow {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  pointer-events: all;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__arrow:hover {
  background: var(--accent);
  border-color: var(--accent);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- SECTIONS ---- */
.section {
  padding: 100px 0;
}

.section--gray {
  background: var(--gray-50);
}

.section--dark {
  background: var(--navy);
  color: var(--white);
}

.section__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section__label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section--dark .section__title {
  color: var(--white);
}

.section__desc {
  font-size: 1.05rem;
  color: var(--gray-500);
  line-height: 1.7;
}

.section--dark .section__desc {
  color: var(--gray-400);
}

/* ---- INTRO ---- */
.intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.intro__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intro__content h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--navy);
}

.intro__content p {
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.8;
}

.intro__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.stat {
  text-align: center;
  padding: 20px;
  background: var(--gray-50);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}

.stat__number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
}

.stat__label {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 4px;
}

/* ---- PRODUCT CARDS ---- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.products-grid--featured {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.product-card__image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--gray-100);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-card__image img {
  transform: scale(1.05);
}

.product-card__body {
  padding: 24px;
}

.product-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}

.product-card__desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 20px;
  line-height: 1.6;
}

/* ---- PAGE HEADER ---- */
.page-header {
  margin-top: var(--header-height);
  padding: 80px 0 60px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(8, 145, 178, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.page-header__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.page-header__breadcrumb {
  display: flex;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--gray-400);
}

.page-header__breadcrumb a {
  color: var(--accent-light);
}

.page-header__breadcrumb a:hover {
  text-decoration: underline;
}

/* ---- ABOUT SECTIONS ---- */
.about-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.about-block:last-child {
  margin-bottom: 0;
}

.about-block--reverse {
  direction: rtl;
}

.about-block--reverse>* {
  direction: ltr;
}

.about-block__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
}

.about-block__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-block__content h3 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
}

.about-block__content p {
  color: var(--gray-600);
  margin-bottom: 14px;
  line-height: 1.8;
}

.feature-list {
  margin-top: 20px;
}

.feature-list li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--gray-600);
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.why-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
}

.why-card:hover {
  background: rgba(8, 145, 178, 0.1);
  border-color: rgba(8, 145, 178, 0.3);
  transform: translateY(-4px);
}

.why-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.why-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.why-card__desc {
  font-size: 0.9rem;
  color: var(--gray-400);
  line-height: 1.6;
}

/* ---- MEDIA GALLERY ---- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 22px;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.media-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.media-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.media-item.hidden {
  display: none;
}

.media-item img,
.media-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-item__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 22, 40, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.media-item:hover .media-item__overlay {
  opacity: 1;
}

.media-item__icon {
  width: 56px;
  height: 56px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.4rem;
}

.media-item__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 4px;
}

/* ---- LIGHTBOX ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(6, 14, 26, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
  padding: 24px;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox__content {
  max-width: 90vw;
  max-height: 85vh;
  position: relative;
  animation: fadeUp 0.4s ease-out;
}

.lightbox__content img,
.lightbox__content video {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
  object-fit: contain;
}

.lightbox__close {
  position: absolute;
  top: -48px;
  right: 0;
  width: 40px;
  height: 40px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  color: var(--white);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox__close:hover {
  background: var(--accent-dark);
  transform: rotate(90deg);
}

/* ---- CONTACT ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-info__icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
}

.contact-info__text h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.contact-info__text p,
.contact-info__text a {
  color: var(--gray-500);
  font-size: 0.95rem;
}

.contact-info__text a:hover {
  color: var(--accent);
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--navy);
  transition: border-color var(--transition);
  background: var(--gray-50);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-success {
  display: none;
  padding: 16px 20px;
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  border-radius: var(--radius);
  color: #065f46;
  margin-bottom: 20px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.form-success.show,
.form-success[style*="block"] {
  display: block !important;
}

.form-error {
  display: none;
  padding: 16px 20px;
  background: #fff1f2;
  border: 1px solid #fca5a5;
  border-radius: var(--radius);
  color: #991b1b;
  margin-bottom: 20px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.form-error a {
  color: #991b1b;
  text-decoration: underline;
  font-weight: 600;
}

.form-error a:hover {
  color: #7f1d1d;
}

.form-error.show,
.form-error[style*="block"] {
  display: block !important;
}

/* ---- İLETİŞİM KİŞİ KARTLARI ---- */
.contact-info__item--phone-section {
  margin-bottom: 12px;
}

.contact-persons {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
  padding-left: 64px;
  /* hizalama: icon genişliği + gap */
}

.contact-person-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.contact-person-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.contact-person-card__info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.contact-person-card__name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  white-space: nowrap;
}

.contact-person-card__role {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
}

.contact-person-card__phone {
  font-size: 0.95rem;
  color: var(--gray-600);
  font-weight: 500;
  transition: color var(--transition);
}

.contact-person-card__phone:hover {
  color: var(--accent);
}

.contact-person-card__actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

/* İletişim Kısa Butonları */
.btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  white-space: nowrap;
  text-decoration: none;
}

.btn-contact--call {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn-contact--call:hover {
  background: var(--navy-light);
  border-color: var(--navy-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(10, 22, 40, 0.25);
}

.btn-contact--whatsapp {
  background: #25d366;
  color: var(--white);
  border-color: #25d366;
}

.btn-contact--whatsapp:hover {
  background: #1ebe5d;
  border-color: #1ebe5d;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
}

/* Honeypot alanını gizle */
.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

/* Gönder butonu disabled durumu */
#submit-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none !important;
}

.map-container {
  margin-top: 60px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--navy-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray-400);
}

.footer__heading {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--white);
  margin-bottom: 20px;
}

.footer__links li {
  margin-bottom: 10px;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--gray-400);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--accent-light);
}

.footer__bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ---- WHATSAPP ---- */
.whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 1500;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}

/* ---- CTA BANNER ---- */
.cta-banner {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  padding: 60px 0;
  text-align: center;
}

.cta-banner__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.cta-banner__desc {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  font-size: 1.05rem;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .media-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .menu-toggle {
    display: flex;
  }

  .logo__img {
    width: 140px;
    height: auto;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 8px 30px rgba(10, 22, 40, 0.08);
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
  }

  .nav__link.active::after {
    display: none;
  }

  .nav__link.active {
    background: var(--gray-100);
  }

  .intro,
  .about-block,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-block--reverse {
    direction: ltr;
  }

  .intro__stats {
    grid-template-columns: 1fr;
  }

  .products-grid,
  .media-grid {
    grid-template-columns: 1fr;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
  }

  .hero__arrows {
    display: none;
  }

  .section {
    padding: 60px 0;
  }

  .contact-form {
    padding: 28px;
  }

  /* İletişim kişi kartları — mobil */
  .contact-persons {
    padding-left: 0;
  }

  .contact-person-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .contact-person-card__actions {
    flex-direction: row;
    width: 100%;
  }

  .btn-contact {
    flex: 1;
    font-size: 0.78rem;
    padding: 9px 10px;
  }
}

@media (max-width: 480px) {
  .hero__buttons {
    flex-direction: column;
  }

  .hero__buttons .btn {
    width: 100%;
  }

  .filter-bar {
    gap: 8px;
  }

  .filter-btn {
    padding: 8px 16px;
    font-size: 0.8rem;
  }

  .logo__img {
    width: 110px;
    height: auto;
  }
}

/* ---- SHRINK PRODUCTS GALLERY ---- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.gallery-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(10, 22, 40, 0.04);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--gray-200);
}

.gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(10, 22, 40, 0.08);
}

.gallery-card__image-wrapper {
  width: 100%;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.gallery-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition);
}

.gallery-card:hover .gallery-card__img {
  transform: scale(1.03);
}

/* ---- LIGHTBOX NAVIGATION & IMPROVEMENTS ---- */
.lightbox__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(10, 22, 40, 0.6);
  border: none;
  color: var(--white);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 2010;
  user-select: none;
}

.lightbox__arrow:hover {
  background: var(--accent);
  color: var(--white);
}

.lightbox__arrow--prev {
  left: 24px;
}

.lightbox__arrow--next {
  right: 24px;
}

@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .lightbox__arrow {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }

  .lightbox__arrow--prev {
    left: 16px;
  }

  .lightbox__arrow--next {
    right: 16px;
  }
}

@media (max-width: 576px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ======================================
   YENİ ANA SAYFA BÖLÜMLERİ
   ====================================== */

/* ---- HERO-INTRO (Slider Altı Yazı) ---- */
.hero-intro {
  background: #fff;
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--gray-200);
}

.hero-intro__inner {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.hero-intro__label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero-intro__title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 18px;
}

.hero-intro__desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 32px;
}

.hero-intro__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

/* ---- BTN OUTLINE NAVY (Açık arka plan için) ---- */
.btn--outline-navy {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}

.btn--outline-navy:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}

/* ---- SHRINK FEATURE (İki Sütunlu Tanıtım) ---- */
.shrink-feature {
  background: var(--white);
}

.shrink-feature__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.shrink-feature__image-wrap {
  display: block;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition);
}

.shrink-feature__image-wrap:hover {
  transform: translateY(-4px);
}

.shrink-feature__img {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
}

.shrink-feature__content .section__label {
  margin-bottom: 14px;
}

.shrink-feature__title {
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 20px;
}

.shrink-feature__text {
  font-size: 0.97rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 16px;
}

.shrink-feature__content .btn {
  margin-top: 8px;
}

/* ---- PRODUCT CATEGORY GRID (Dairesel Görseller) ---- */
.product-category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 44px;
  align-items: start;
}

.product-category-card {
  background: transparent;
  border-radius: 0;
  padding: 0;
  text-align: center;
  border: none;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.product-category-image-wrap {
  width: 320px;
  height: 320px;
  max-width: 100%;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--gray-200);
  margin: 0 auto 28px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(10, 22, 40, 0.05);
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
  position: relative;
}

.product-category-card:hover .product-category-image-wrap {
  transform: translateY(-8px);
  box-shadow: 0 20px 45px rgba(10, 22, 40, 0.12);
  border-color: var(--accent);
}

.product-category-image {
  width: 88%;
  height: 88%;
  object-fit: contain;
  display: block;
  transition: transform 0.4s ease;
}

.product-category-card:hover .product-category-image {
  transform: scale(1.05);
}

/* Placeholder (görsel yoksa) */
.product-category-image-wrap--placeholder {
  background: var(--gray-50);
  flex-direction: column;
  gap: 8px;
  border: 2px dashed var(--gray-300);
}

.product-category-placeholder-text {
  font-size: 0.85rem;
  color: var(--gray-400);
  text-align: center;
  padding: 0 20px;
  line-height: 1.4;
  font-weight: 500;
}

.product-category-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.3;
}

.product-category-desc {
  font-size: 0.93rem;
  color: var(--gray-500);
  line-height: 1.65;
  margin-bottom: 24px;
  max-width: 320px;
}

/* "Yakında" etiketi */
.product-category-coming-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
}

/* Kategori Butonu (Referans Tasarıma Uygun Çerçeveli Buton) */
.btn--category {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 32px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
  background: transparent;
  border: 1px solid var(--navy);
  border-radius: 2px;
  transition: all var(--transition);
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}

.btn--category:hover {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
  transform: translateY(-2px);
}

.btn--category-disabled {
  border-color: var(--gray-300);
  color: var(--gray-400);
  background: transparent;
  cursor: not-allowed;
  pointer-events: none;
}

/* ---- RESPONSIVE: Shrink Feature & Kategori Grid ---- */
@media (max-width: 1024px) {
  .product-category-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
  }

  .product-category-image-wrap {
    width: 280px;
    height: 280px;
  }

  .shrink-feature__grid {
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .shrink-feature__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .shrink-feature__image-wrap {
    max-width: 480px;
    margin: 0 auto;
  }

  .product-category-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
    gap: 48px;
  }

  .product-category-image-wrap {
    width: 260px;
    height: 260px;
  }

  .hero-intro {
    padding: 48px 0 40px;
  }

  .hero-intro__buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-intro__buttons .btn {
    width: 100%;
    max-width: 300px;
  }
}

@media (max-width: 480px) {
  .product-category-image-wrap {
    width: 220px;
    height: 220px;
  }
}